Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCCCN(CC)CC#CCOC(c1ccccc1)c1ccccc1
(b) COc1ccc([C@H]2CN(Cc3ccc(OC)c(OC)c3)C[C@@H]2CNC(=O)c2cccc(Cl)c2)cc1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
4-benzhydryloxy-N-butyl-N-ethylbut-2-yn-1-amine