Task: Answer the multiple-choice question.
Question: Which drug exhibits a 5.854\% 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 additional words.
Options:
[a] CCN(CC(=O)NC)S(=O)(=O)c1ccc(Br)cc1
[b] CCc1nnc(NC(=O)c2ccncc2)s1
[c] CCCn1c(SCC(=O)N2CCCC2)nc2c1c(=O)n(C)c(=O)n2C
[d] COC(=O)c1cc(-c2c(C)oc3cc(OC)ccc3c2=O)c(C)o1
Answer: d. COC(=O)c1cc(-c2c(C)oc3cc(OC)ccc3c2=O)c(C)o1
{#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#}
COC(=O)c1cc(-c2c(C)oc3cc(OC)ccc3c2=O)c(C)o1
COC(=O)c1cc(-c2c(C)oc3cc(OC)ccc3c2=O)c(C)o1
[C][O][C][=Branch1][C][=O][C][=C][C][Branch2][Ring1][#Branch1][C][=C][Branch1][C][C][O][C][=C][C][Branch1][Ring1][O][C][=C][C][=C][Ring1][Branch2][C][Ring1][=N][=O][=C][Branch1][C][C][O][Ring2][Ring1][Ring2]
methyl 4-(7-methoxy-2-methyl-4-oxochromen-3-yl)-5-methylfuran-2-carboxylate