Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1ccccc1C(=O)N1CCCC(CCC(=O)N2CCN(c3ccccn3)CC2)C1
b. Brc1ccc(-c2ccc(/C=N/Nc3nc4ccccc4[nH]3)o2)cc1
c. CCCOc1ccc(OC(=O)Cc2ccc(OC)c(S(=O)(=O)N3CCOCC3)c2)cc1
d. CCNC(=O)CC1C(=O)N(c2cccc(C)c2)C(=O)N1CCC(C)C
Answer: a, b, c
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}