Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COc1cnc(C(=O)Nc2cc(F)c(F)c([C@]3(C)C[C@@H](c4c(C)noc4C)SC(N)=N3)c2)cn1
[b] CC1NC(c2cnccn2)=NC1(c1ccc(F)cc1)c1ccc(F)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-[3-[(4S,6S)-2-amino-6-(3,5-dimethyl-1,2-oxazol-4-yl)-4-methyl-5,6-dihydro-1,3-thiazin-4-yl]-4,5-difluorophenyl]-5-methoxypyrazine-2-carboxamide