3d image of acid 4-aminobenzoic skeletal formula

acid 4-aminobenzoic para-aminobenzoic acid paba benzene ring p-aminobenzoic vitamin b10 bx bacterial 4-nitrobenzoic hoffman degradation terephthalic biochemistry dihydropteroate synthetase peyronie's disease irritable bowel syndrome azo dyes crosslinking agents molecule molecular formula skeletal structural structure geometry ball stick substance matter material compound component agent stuff reagent functional group precursor synthesis reaction production building block 3d chemistry chemical science scientific research organic isolated white background