Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCCN(CCC)CCCNC(=O)c1cn(CC)c2ccc(S(=O)(=O)N3CCc4ccccc4C3)cc2c1=O
b. CCN(Cc1ccccc1)C(=O)C(=O)c1cn(CC(=O)N2CCCC2)c2ccccc12
c. O=S(=O)(/N=C(/Nc1cccc2ccccc12)c1ccccc1)c1ccc(F)cc1
d. Cc1ccc[n+](Cc2ccc([N+](=O)[O-])cc2)c1.[Br-]
Answer: b, 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}