Try searching for...
SCFBio, IIT Delhi
Formula: C20H21NO3 | Mol. Weight: 323.40 g/mol
IUPAC: methyl 1-methoxy-4-(3-methylbut-2-enyl)-9H-carbazole-3-carboxylate
CC(=CCC1=C2C3=CC=CC=C3NC2=C(C=C1C(=O)OC)OC)C