Task: Answer the multiple choice question.
Query: Which compound has a 0.321\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) O=C(O)CSc1nnc(Cn2cnc3ccccc32)n1CCc1ccccc1
b.) CCc1nn(CCCC(=O)N2CCN(c3ccc(OC)cc3)CC2)c(=O)c2cc3occc3n12
c.) O=C(N/N=C/c1ccccc1C(=O)O)c1ccc(COc2cccc3cccnc23)cc1
d.) CCCCc1cc(=O)oc2cc(C)cc(OCc3nn[nH]n3)c12
Answer: d. CCCCc1cc(=O)oc2cc(C)cc(OCc3nn[nH]n3)c12
{#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#}
CCCCc1cc(=O)oc2cc(C)cc(OCc3nn[nH]n3)c12
CCCCc1cc(=O)oc2cc(C)cc(OCc3nn[nH]n3)c12
4-butyl-7-methyl-5-(2H-tetrazol-5-ylmethoxy)chromen-2-one