Sulforaphane Analogues with Heterocyclic Moieties: Syntheses and Inhibitory Activities against Cancer Cell Lines oleh Ye-Hui Shi, Dong-Fang Dai, Jing Li, Yan-Wei Dong, Yin Jiang, Huan-Gong Li, Yuan Gao, Chuan-Ke Chong, Hui-Ying Li, Xiao-Qian Chu, Cheng Yang, Quan Zhang, Zhong-Sheng Tong, Cui-Gai Bai, Yue Chen