NBD-LLLLpY

OC([C@H](CC1=CC=C(OP(O)(O)=O)C=C1)NC([C@H](CC(C)C)NC([C@H](CC(C)C)NC([C@H](CC(C)C)NC([C@H](CC(C)C)NC(CCNC2=CC=C([N+]([O-])=O)C3=NON=C32)=O)=O)=O)=O)=O)=O

[1]Liu S, et al. Enzymatically Forming Intranuclear Peptide Assemblies for Selectively Killing Human Induced Pluripotent Stem Cells. J Am Chem Soc. 2021 Sep 29;143 (38) :15852-15862.