Task: Answer the multiple-choice question.
Query: Which compound has a 15.624\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC(C)c1ccc2c(c1)CCC1C(C)(CN)CCCC21C.O=C(O)c1ccccc1
[b] COC(=O)c1sc2nc(SCC(=O)N(C)c3ccccc3)n(N)c(=O)c2c1C
Answer: b. COC(=O)c1sc2nc(SCC(=O)N(C)c3ccccc3)n(N)c(=O)c2c1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(=O)c1sc2nc(SCC(=O)N(C)c3ccccc3)n(N)c(=O)c2c1C
COC(=O)c1sc2nc(SCC(=O)N(C)c3ccccc3)n(N)c(=O)c2c1C
methyl 3-amino-5-methyl-2-[2-(N-methylanilino)-2-oxoethyl]sulfanyl-4-oxothieno[2,3-d]pyrimidine-6-carboxylate