Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) c1ccc(N2CCN(CCCCCCN3CCN(c4ccnc5ccccc45)CC3)CC2)cc1
b) Cc1cccc(C)c1NC(=O)C1CCCCN1CC1CC1
c) CS(=O)(=O)c1ccc(C(=O)N2CCN(c3ccc(OC4CCN(C5CCC5)CC4)cc3)C(=O)C2)cc1.O=CO
d) CCOc1ccn(-c2ccc(F)cc2)c(=O)c1C(=O)Nc1ccc(Oc2ccnc(N)c2Cl)c(F)c1
e) COc1nccnc1[C@H](C)C1=C(CCN(C)C)Cc2cc(F)ccc21
Answer: a, e
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
4-[4-[6-(4-phenylpiperazin-1-yl)hexyl]piperazin-1-yl]quinoline