Task: Answer the multiple-choice question.
Question: Which drug exhibits a -2.310\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] COc1ccc(OC)c(CC(NC(C)=O)C(=O)NC2CCN(c3c(Cc4ccccc4)c(C)nc4ncnn34)CC2)c1
[b] Cc1cc(C)c[n+](-c2nc3ccccc3nc2[N-]S(=O)(=O)c2cccs2)c1
[c] CCOc1ccc(CN(C)CC(=O)Nc2ccc(N3CCOCC3)cc2)cc1OC
[d] C=CCn1c(SCC(=O)NC2CCCCC2)nc2ccccc2c1=O
[e] O=C(Oc1ccccc1C(=O)N1CCOCC1)c1ccccc1
Answer: c. CCOc1ccc(CN(C)CC(=O)Nc2ccc(N3CCOCC3)cc2)cc1OC
{#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#}
CCOc1ccc(CN(C)CC(=O)Nc2ccc(N3CCOCC3)cc2)cc1OC
CCOc1ccc(CN(C)CC(=O)Nc2ccc(N3CCOCC3)cc2)cc1OC
2-[(4-ethoxy-3-methoxyphenyl)methyl-methylamino]-N-(4-morpholin-4-ylphenyl)acetamide