Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 16.276\% 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, d, or e without using any additional words.
Options:
[a] Cl.c1ccc(OCCN2C3=NCCN3c3ccccc32)cc1
[b] CCc1ccc(C2CC(c3ccccc3C)n3nc(N)nc3N2)cc1
[c] CC(C)N1CCN(Cc2coc3ccccc3c2=O)CC1CCO
[d] Cc1cc(NCc2ccccc2)nc2ccccc12
[e] Cc1oc(S(=O)(=O)N2CCCCC2)cc1NC(=O)Nc1ccc(F)cc1
Answer: c. CC(C)N1CCN(Cc2coc3ccccc3c2=O)CC1CCO
{#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#}
CC(C)N1CCN(Cc2coc3ccccc3c2=O)CC1CCO
CC(C)N1CCN(Cc2coc3ccccc3c2=O)CC1CCO
3-[[3-(2-hydroxyethyl)-4-propan-2-ylpiperazin-1-yl]methyl]chromen-4-one