Task: Answer the multiple-choice question.
Query: Which drug exhibits a 1.416\% 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) CN(CC(=O)NCc1ccccn1)S(=O)(=O)c1ccc(F)cc1
b) CCOc1cc2[nH]c(=O)n(CCCC(=O)N(C)Cc3ccccc3)c(=O)c2cc1OCC
c) O=C(c1cccc(S(=O)(=O)N2CCCCC2)c1)N1CCc2ccccc21
d) O=C(/C=C/c1ccccc1)OCCCN=C1NS(=O)(=O)c2ccccc21
Answer: b. CCOc1cc2[nH]c(=O)n(CCCC(=O)N(C)Cc3ccccc3)c(=O)c2cc1OCC
{#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#}
CCOc1cc2[nH]c(=O)n(CCCC(=O)N(C)Cc3ccccc3)c(=O)c2cc1OCC
CCOc1cc2[nH]c(=O)n(CCCC(=O)N(C)Cc3ccccc3)c(=O)c2cc1OCC
N-benzyl-4-(6,7-diethoxy-2,4-dioxo-1H-quinazolin-3-yl)-N-methylbutanamide