Problem statement: Answer the MCQ question.
Question: Which drug has a -2.317\% 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 other words.
Options:
(a) O=C1CC2(CCN(C(=O)c3ccccc3[N+](=O)[O-])CC2)Oc2ccccc21
(b) CC(C)c1ccccc1-n1cc[nH]c1=S
(c) Cn1c(=O)[nH]c(=O)c2c1nc(NCCCn1ccnc1)n2Cc1cccc(Br)c1
(d) CCOC(=O)C1(S(=O)(=O)c2ccccc2)CCN(Cc2ccccc2)CC1
Answer: c. Cn1c(=O)[nH]c(=O)c2c1nc(NCCCn1ccnc1)n2Cc1cccc(Br)c1
{#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#}
Cn1c(=O)[nH]c(=O)c2c1nc(NCCCn1ccnc1)n2Cc1cccc(Br)c1
Cn1c(=O)[nH]c(=O)c2c1nc(NCCCn1ccnc1)n2Cc1cccc(Br)c1
7-[(3-bromophenyl)methyl]-8-(3-imidazol-1-ylpropylamino)-3-methylpurine-2,6-dione