Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. C=CCN(CC)C(=O)[C@@]1(c2cccs2)C[C@H]1CN
b. C[C@@H]1NC(c2ccnc(C#N)c2)=N[C@@]1(c1ccc(F)cc1)c1ccc(F)nc1
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}
(1R,2R)-2-(aminomethyl)-N-ethyl-N-prop-2-enyl-1-thiophen-2-ylcyclopropane-1-carboxamide