Synonyms: Spiro[2H-1-benzopyran-2,2'-indoline], 1',3',3'-trimethyl-6-nitro-;EINECS 216-102-5;NSC 206176;BRN 0040498;Spiro[2H-1-benzopyran-2,2'-[2H]indole], 1',3'-dihydro-1',3',3'-trimethyl-6-nitro-;6'-Nitro-1,3,3-trimethylindolinobenzopyrylspiran;1498-88-0;1',3',3'-Trimethyl-6-nitroindolene-2-spiro-2-benzopyran;1,3,3-Trimethyl-6'-nitroindoline-2-spiro-2'-benzopyran;1',3',3'-Trimethyl-6-nitrospiro(2H-1-benzopyran-2,2'-indoline);Spiro(2H-1-benzopyran-2,2'-indoline), 6-nitro-1',3',3'-trimethyl-;1',3',3'-trimethyl-6-nitro-1',3'-dihydrospiro[chromene-2,2'-indole];1',3'-Dihydro-1',3',3'-trimethyl-6-nitrospiro(2H-1-benzopyran-2,2'-(2H)indole);Spiro(2H-1-benzopyran-2,2'-(2H)indole), 1',3'-dihydro-1',3',3'-trimethyl-6-nitro-;Oprea1_432405;Spiro(2H-1-benzopyran-2,2'-indoline), 1',3',3'-trimethyl-6-nitro-;273619_ALDRICH;AC1L414N;AC1Q20M3;STOCK1S-43125;MolPort-000-718-458;273619_SIAL;AR-1L5523;NSC206176;STK830351;AKOS000279513;NSC-206176;LS-145884;T0366;37916A;6'-Nitro-1,3-trimethylindolinobenzopyrylspiran;1,3,3-Trimethylindolino-6'-nitrobenzopyrylospiran;4-27-00-01460 (Beilstein Handbook Reference);I10-1473;1,3-Trimethyl-6'-nitroindoline-2-spiro-2'-benzopyran;T0500-8851;1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indole];Spiro(2H-1-benzopyran-2, 6-nitro-1',3',3'-trimethyl-;Spiro[2H-1-benzopyran-2, 1',3',3'-trimethyl-6-nitro-;WLN: T66 BOXJ HNW C-& CT56 BNX DHJ B1 D1 D1;1',3'-Trimethyl-6-nitrospiro[2H-1-benzopyran-2,2'-indoline];1',3',3'-Trimethyl-6-nitrospiro[1(2H)-benzopyran-2,2'-indoline];Spiro[2H-1-benzopyran-2, 1',3'-dihydro-1',3',3'-trimethyl-6-nitro-;1',3'-Dihydro-1',3',3'-trimethyl-6-nitrospiro[2H-1-benzopyran-2,2'-(2H)-indole;1',3'-Dihydro-1',3',3'-trimethyl-6-nitrospiro[2H-1-benzopyran-2,2'-(2H)-indole];Spiro(2H-1-benzopyran-2,2'-indoline), 1',3',3'-trimethyl-6-nitro- (8CI)