英文别名1,3,3-TRIMETHYLINDOLINO-BETA-NAPHTHOPYRYLOSPIRAN; 1',3',3'-Trimethylspiro[3H-naphtho[2,1-b]pyran-3,2'(3'H)-[1H]indole]; 1',3',3'-Trimethylspiro[3H-naphtho[2,1-b]pyran-3,2'-indoline]; 1,3-Dihydro-1,3,3-trimethylspiro[2H-indole-2,3'-[3H]naphtho[2,1-b]pyran]; 1',3'-Dihydro-1',3',3'-trimethylspiro[3H-naphtho[2,1-b]pyran-3,2'-[2H]indole]; 1,3,3-Trimethylindolino-β-naphthopyrylospiran; 1',3',3'-trimethylspiro[benzo[f]chromene-3,2'-indole]; spiro<1,3,3-trimethyl-indoline-naphthopyrane>; 1,3-dihydro-1,3,3-trimethylspiro<2H-indole-2,2'-<3H>-naphth<2,1-b>pyran>; 1,3-Dihydro-1,3,3-trimethylspiro<2H-indole-2,2'<3H>naphth<1,2b>pyran> 
