Task: Answer the MCQ question.
Question: Which drug has a 3.758\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COc1ccc([N+](=O)[O-])cc1NC(=O)C(C)OC(=O)CC1CCCC1
(b) COc1ccc(NC(=O)NNS(=O)(=O)c2cc(C)ccc2C)cc1OC
(c) O=C(NNC(=O)c1cccs1)c1csc(N2CCOCC2)n1
(d) O=C(Nc1ccc(Cl)cc1)C1=Cc2cc(Cl)ccc2OC1
Answer: d. O=C(Nc1ccc(Cl)cc1)C1=Cc2cc(Cl)ccc2OC1
{#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#}
O=C(Nc1ccc(Cl)cc1)C1=Cc2cc(Cl)ccc2OC1
O=C(Nc1ccc(Cl)cc1)C1=Cc2cc(Cl)ccc2OC1
6-chloro-N-(4-chlorophenyl)-2H-chromene-3-carboxamide