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 O=C(NCc1ccc2c(c1)OCO2)c1ccc(COc2cc(Cl)ccc2Cl)o1
b CC1=C(C(=O)OC(C)C)C(c2cccnc2)C2=C(CCCC2=O)N1
c Cc1cccc(N2CCN(C(=O)C3CCN(S(=O)(=O)c4cnc[nH]4)CC3)CC2)c1C
d Cc1cc(C)n(C(=O)Cn2nc(C)c(Br)c2C)n1
Answer: a, 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}