3-三甲基甲硅烷基-2-噁唑烷酮

4-(1-methyl-1-(trimethylsiloxy)ethyl)-2-piperidinomethyl-1,2-thiazetidine 1,1-dioxide

2-(piperidinomethyl)-4,4-bis(trimethylsilyl)-1,2-thiazetidine 1,1-dioxide