Task: Answer the multiple choice question.
Question: Which drug has a -20.800% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CN(C)CCNC(=O)c1ccc2c(c1)N(Cc1ccc(F)cc1)CCS2
b CCCCNC(=O)c1onc(CSc2nc3ccccc3[nH]2)c1C(=O)NCCCC
c O=C(NNC(=O)c1cccs1)c1ccc(Br)o1
d Cl.ClCCN1CCN(c2ccnc3cc(Cl)ccc23)CC1
e O=C(COc1cccnc1[N+](=O)[O-])NCCc1ccccc1
Answer: d. Cl.ClCCN1CCN(c2ccnc3cc(Cl)ccc23)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cl.ClCCN1CCN(c2ccnc3cc(Cl)ccc23)CC1
Cl.ClCCN1CCN(c2ccnc3cc(Cl)ccc23)CC1
7-chloro-4-[4-(2-chloroethyl)piperazin-1-yl]quinoline;hydrochloride