英文别名2,2-dimethyl-3,4-dihydrobenzo[h]chromene; 2,2-Dimethyl-3,4-dihydro-2H-benzo[h]chromene; 3,4-Dihydro-2,2-dimethyl-2H-naphtho(1,2-b)pyran; 2,2-Dimethyl-3,4-dihydro-2H-naphtho[1,2-b]pyran; 3,4-DIHYDRO-2,2-DIMETHYL-2H-NAPH; 2H-Naphtho[1,2-b]pyran, 3,4-dihydro-2,2-dimethyl- 
