Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 2.280\% 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] OCCC1CN(Cc2nc3c(s2)CCCC3)CCN1CCc1ccccc1
[b] CN=c1scc(-c2ccccc2F)n1/N=C/c1ccc[nH]1
[c] Cc1ccc(C)c(OCC(=O)Nc2ccc(S(=O)(=O)Nc3ncccn3)cc2)c1
[d] COc1ccc(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccc(OC)cc3)CC2)cc1
Answer: d. COc1ccc(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccc(OC)cc3)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(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccc(OC)cc3)CC2)cc1
COc1ccc(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccc(OC)cc3)CC2)cc1
2-hydroxy-1-(1H-indol-3-yl)-3-(4-methoxyphenyl)-3-[4-(4-methoxyphenyl)piperazin-1-yl]propan-1-one