申请人:Bristol-Myers Squibb Company
公开号:US20140227295A1
公开(公告)日:2014-08-14
Tubulysin compounds of the formula (I)
where R
1
, R
2
, R
3a
, R
3b
, R
4
, R
5
, W, and n are as defined herein, are anti-mitotic agents that can be used in the treatment of cancer, especially when conjugated to a targeting moiety.