Task: Answer the multiple choice question.
Query: Which drug exhibits a 2.179\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1ccccc1CNS(=O)(=O)c1cc2c3c(c1)C(C)C(=O)N3CCC2
(b) Cc1cc(C)nc(OC(C(=O)O)C(OCCc2ccccc2)(c2ccccc2)c2ccccc2)n1
(c) COc1cccc(C(=O)N2CCN(C3CCN(Cc4ccccc4)CC3)CC2)c1OC.O=C(O)C(=O)O
(d) COc1cccc(C=Nc2cccc3c(=O)[nH][nH]c(=O)c23)c1O
Answer: d. COc1cccc(C=Nc2cccc3c(=O)[nH][nH]c(=O)c23)c1O
{#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#}
COc1cccc(C=Nc2cccc3c(=O)[nH][nH]c(=O)c23)c1O
COc1cccc(C=Nc2cccc3c(=O)[nH][nH]c(=O)c23)c1O
5-[(2-hydroxy-3-methoxyphenyl)methylideneamino]-2,3-dihydrophthalazine-1,4-dione