Code/trivial name (a)	Chemical name/SMILES notation/INCHIKEY (b)	Structural formula (c)
mecoprop‐P	(2R)‐2‐(4‐chloro‐2‐methylphenoxy)propanoic acid Clc1cc(C)c(O[C@H](C)C(=O)O)cc1 WNTGYJSOUMFZEP‐SSDOTTSWSA‐N
mecoprop	(2RS)‐2‐(4‐chloro‐2‐methylphenoxy)propanoic acid CC1=C(C=CC(=C1)Cl)OC(C)C(=O)O WNTGYJSOUMFZEP‐UHFFFAOYSA‐N
HMCPP or hydroxymethyl‐mecoprop‐P	(2R)‐2‐[4‐chloro‐2‐(hydroxymethyl)phenoxy]propanoic acid Clc1cc(CO)c(O[C@H](C)C(=O)O)cc1 PQIATGPQELCUPX‐ZCFIWIBFSA‐N
CCPP or carboxy‐mecoprop‐P	2‐[(1R)‐1‐carboxyethoxy]‐5‐chlorobenzoic acid Clc1cc(c(O[C@H](C)C(=O)O)cc1)C(=O)O KLQFDKXRMORTPA‐RXMQYKEDSA‐N
4‐glucosyl‐MPP	(2R)‐2‐[4‐(D‐glucopyranosyloxy)‐2‐methylphenoxy]propanoic acid O=C(O)[C@@H](C)Oc1ccc(OC2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)cc1C GSHOJMWWYZJRHU‐FFKZRIAESA‐N
2‐methylphenol (o‐cresol)	2‐methylphenol Cc1ccccc1O QWVGKYWNOKOFNN‐UHFFFAOYSA‐N
4‐chloro‐2‐methylphenol (4‐chloro‐o‐cresol) (PCOC)	4‐chloro‐2‐methylphenol Cc1cc(Cl)ccc1O RHPUJHQBPORFGV‐UHFFFAOYSA‐N

^(a)The compound name in bold is the name used in the conclusion.

^(b)ACD/Name 2021.1.3 ACD/Labs 2021.1.3 (File Version N15E41, Build 123232, 7 July 2021).

^(c)ACD/ChemSketch 2021.1.3 ACD/Labs 2021.1.3 (File Version C25H41, Build 123835, 28 August 2021).