英文名称: | spiro(4h-3,1-benzoxazine-4,4'-piperidin)-2(1h)-one, 1'-(2-hydroxy-2-phenylethyl | 1'-(2-hydroxy-2-phenylethyl)spiro(4h-3,1-benzoxazine-4,4'-piperidin)-2(1 h)-o | 1'-(2-phenyl-2-hydroxyethyl)-(2-oxo-3,4-dihydro-2h-1,3-benzoxazine-4-spi ro-4 | '-piperidine) | 4'-piperidin)-2(1h)-one,1'-(2-hydroxy-2-phenylethyl)-spiro(4h-1-benzoxazine-4 |
|