3,8-dimethyl-2,4,7,9-tetrahydro-[1,3]oxazino[6,5-g][1,3]benzoxazine

2,9-dimethyl-1,2,3,8,9,10-hexahydro-benzo[2,1-e,3,4-e']bis[1,3]oxazine

benzyl (4-hydroxyphenyl) carbonate

2,5-bis(1-phenylethyl)benzene-1,4-diol

1,4,6-三羟基蒽醌