4,4,4',4',6,6'-hexamethyl-2,2'-spirobi[3H-chromene]

2-methyl-1-nitropropan-2-ol

[4-(iodomethyl)-4,4a,8,8a-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-8-yl]methyl 4-methylbenzenesulfonate

8-bromo-2,2,6-trimethyl-4,4-bis(trifluoromethyl)-1H-3,1-benzoxazine

2-methylhexa-3,5-diyn-2-ol