Synonyms: | Spiro[9H-furo[3'',2'':3',4']cyclopenta[1',2':5,6]naphtho[1,2-g]quinazoline-9,2'-[2H]pyran],spirost-2-eno[3,2-d]pyrimidine deriv.;Spiro[9H-furo[3'',2'':3',4']cyclopenta[1',2':5,6]naphtho[1,2-g]quinazoline-9,2'-[2H]pyran],3',4',5,5',5a,5b,6,6',7,7a,7b,8,10a,11,11a,11b,12,13,13a,14-eicosahydro-5',5a,7a,8-tetramethyl-,[5aS-(5aa,5bb,7aa,7bb,8b,9b,10ab,11ab,11ba)]-; [5aS-(5aa,5bb,7aa,7bb,8b,9b,10ab,11ab,11ba)]-3',4',5,5',5a,5b,6,6',7,7a,7b,8,10a,11,11a,11b,12,13,13a,14-Eicosahydro-5',5a,7a,8-tetramethylspiro[9H-furo[3'',2'':3',4']cyclopenta[1',2':5,6]naphtho[1,2-g]quinazoline-9,2'-[2H]pyran] |