Exploring Amitriptylinoxide. To explore a different substance…

Amitriptylinoxide
3-(10,11-Dihydro-5H-dibenzo[a,d][7]annulen-5-ylidene)-N,N-dimethylpropan-1-amine N-oxide
 9409  C20H23NO  293.403
 InChI=1S/C20H23NO/c1-21(2,22)15-7-12-20-18-10-5-3-8-16(18)13-14-17-9-4-6-11-19(17)20/h3-6,8-12H,7,13-15H2,1-2H3
 ZPMKQFOGINQDAM-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CN(=O)(CCC=C1c2ccccc2CCc2c1cccc2)C