Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: N#Cc1c(-c2ccc(Cl)cc2)c2c([nH]c1=O)-c1ccccc1OC2
b: CN1CCN(Cc2c(O)ccc3occ(C(=O)c4ccccc4)c23)CC1
c: CCCCCCCCN[C@H](C)[C@@H](O)c1ccc(SC(C)C)cc1
d: COc1cc(/C=N\NC(=O)c2ccc(Cn3nc([N+](=O)[O-])c(Cl)c3C)o2)ccc1O
e: O=C(N/N=C/c1cc([N+](=O)[O-])ccc1O)Nc1ccccc1
Answer: c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}