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 additional words.
Options:
a: O=C(NC1CC1)c1ccc(-n2cnc3cc(OC(F)(F)F)ccc32)s1
b: CCc1ccc(C=C2SC(=S)NC2=O)cc1
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}
N-cyclopropyl-5-[5-(trifluoromethyloxy)benzimidazol-1-yl]thiophene-2-carboxamide