Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 18.378\% 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 CCOC(=O)c1ccc2ncc(C(=O)OCC)c(NCc3ccco3)c2c1
b Cc1ccc(S(=O)(=O)NNC(=O)c2snnc2C)cc1
c COc1cccc(NC(=O)CSc2nccn2-c2cccc(OC)c2)c1
d CCOc1cc(-c2cc(N)n[nH]2)cc(OCC)c1OCC
Answer: d. CCOc1cc(-c2cc(N)n[nH]2)cc(OCC)c1OCC
{#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#}
CCOc1cc(-c2cc(N)n[nH]2)cc(OCC)c1OCC
CCOc1cc(-c2cc(N)n[nH]2)cc(OCC)c1OCC
5-(3,4,5-triethoxyphenyl)-1H-pyrazol-3-amine