Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CC1CCCN1CCCOc1ccc(-c2cn[nH]c(=O)c2)cc1
(b) COc1ccc2c(NC[C@H](O)CO)nc(C#N)c(-c3ccccc3)c2c1
(c) CCS(=O)(=O)c1cc2cc(C[C@](O)(CC(C)(C)c3ccccc3C(N)=O)C(F)(F)F)[nH]c2cn1
(d) CCN(CC)CCN1CCN(c2cccc(Cl)c2)C1=O
Answer: a, d
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}
1-(3-chlorophenyl)-3-[2-(diethylamino)ethyl]imidazolidin-2-one