2-(1,3-dimethoxy-1,3-dioxopropan-2-yl)-4-nitrobenzoic acid

甲氧基三苯基硅烷

1-氯-4-甲氧基酞嗪 1-甲氧基-4-氯酞嗪

methoxy(dimethyl)phosphane

2,4-dihydroxy-3,5-dimethoxybenzaldehyde