Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: C[C@H](C(=O)O)c1ccc(C(=O)c2ccccc2)s1
b: Nc1ccnc(Nc2ccc(Oc3ccc(OC(F)(F)F)cc3)cc2)n1
Answer: a
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}
(2R)-2-(5-benzoylthiophen-2-yl)propanoic acid