Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CC(C)[C@H](N)C(=O)N1CC(c2cc(F)ccc2F)=C[C@@H]1c1cccc(O)c1
b O=C1CCC(N2C(=O)c3ccccc3C2=O)C(=O)N1
c CC12CCC3C(CCC4=CC(=O)C=CC43C)C1CCC(=O)O2
d C[NH+](C)CCO[C@](C)(c1ccccc1)c1ccccn1
e NC(=O)NOC[C@H]1NC(=O)NC1=O
Answer: a
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}
(2S)-2-amino-1-[(2R)-4-(2,5-difluorophenyl)-2-(3-hydroxyphenyl)-2,5-dihydropyrrol-1-yl]-3-methylbutan-1-one