Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 3.731\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1ccc(NC(=O)C2CCN(S(=O)(=O)c3ccc4c(c3)CC(C)N4C(C)=O)CC2)cc1OC
(b) COCCN=C1Sc2nc3ccc(C)cc3cc2CN1Cc1cccs1
Answer: b. COCCN=C1Sc2nc3ccc(C)cc3cc2CN1Cc1cccs1
{#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#}
COCCN=C1Sc2nc3ccc(C)cc3cc2CN1Cc1cccs1
COCCN=C1Sc2nc3ccc(C)cc3cc2CN1Cc1cccs1
N-(2-methoxyethyl)-7-methyl-3-(thiophen-2-ylmethyl)-4H-[1,3]thiazino[6,5-b]quinolin-2-imine