Synonyms: 1,5(or 7)-Dimethyl-1,2,3,5,6,7-hexahydrodicyclopentapyrazine;1,5-Dimethyl-2,3,6,7-tetrahydro-1H,5H-biscyclopentapyrazine;1,5(or 7)-Dimethyl-2,3,6,7-tetrahydro-1H,5H-biscyclopentapyrazine;DICYCLOPENTAPYRAZINE, 1,2,3,5,6,7-HEXAHYDRO-1,5(or 7)-DIMETHYL-;101198-21-4;72438-09-6;1,5-Dtbcp;AC1L1OI5;AG-G-85115;LS-61781;1,5-dimethyl-1,2,3,5,6,7-hexahydrodicyclopenta[b,e]pyrazine;trans-1,5-Dimethyl-2,3,6,7-tetrahydro-1H,5H-biscyclopentapyrazine;Dicyclopenta(b,e)pyrazine, 1,2,3,5,6,7-hexahydro-1,5-dimethyl-, trans-