b-氧代-a-苯基苯丙腈

3-氧代-3-苯基丙酸叔丁酯

4-甲基三苯基甲醇

(1,1-dioxo-2-phenylthiazinan-6-yl)-phenylmethanone

(2-methyl-1,1-dioxothiazinan-6-yl)-phenylmethanone