Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a: CSC(C)=NOC(=O)N(C)SN(C)C(=O)Oc1ccc(OC(=O)N(C)SN(C)C(=O)ON=C(C)SC)cc1
b: N#Cc1cc(Br)c(O)c(Br)c1
c: Cn1cnc([N+](=O)[O-])c1Sc1[nH]cnc2ncnc1-2
d: CC(C)OC(=O)Nc1ccccc1
Answer: c
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}