Task: Answer the multiple-choice question.
Question: Which compound has a 18.033\% human ether-à-go-go related gene (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(-c2cc3cc(OC)c(OC)cc3c(C)n2)cc1C
b: O=C(Nc1cccc(O)c1)c1cc(-c2ccccc2Cl)on1
c: Cc1cccc(N2CCN(C(=O)C(C)C)CC2)c1C
d: CCc1nnc(N/N=C/c2c(Cl)cccc2Cl)n1N
Answer: b. O=C(Nc1cccc(O)c1)c1cc(-c2ccccc2Cl)on1
{#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(Nc1cccc(O)c1)c1cc(-c2ccccc2Cl)on1
O=C(Nc1cccc(O)c1)c1cc(-c2ccccc2Cl)on1
5-(2-chlorophenyl)-N-(3-hydroxyphenyl)-1,2-oxazole-3-carboxamide