Task: Answer the multiple-choice question.
Query: Which compound exhibits a 14.757\% 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(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
b C(/C=C/c1ccco1)=N/N1CCN(c2ccccc2)CC1
c COc1cc(C(F)(F)F)c(C(=O)N(C)c2ccc(Cl)cc2)cn1
d N#CCCN(CCC#N)S(=O)(=O)c1ccc(C(=O)Nc2nnc(C3=COCCO3)o2)cc1
Answer: a. COc1ccc(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
{#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#}
COc1ccc(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
COc1ccc(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
6-[4-(4-methoxyphenyl)piperazin-1-yl]-7H-purine