9-(Dibutylamino)spiro(12H-benzo(a)xanthene-12,1'(3'H)-isobenzofuran)-3'-one;9-(dibutylamino)spiro[benzo[a]xanthene-12,3'-isobenzofuran]-1'-one
Please post your buying leads,so that our qualified suppliers will soon contact you!
Country - Code Area - Code Number