Citation: Chen, Xin; Yao, Zhi-Yuan; Xue, Chen; Yang, Zhu-Xi; Liu, Jian-Lan; Ren, Xiao-Ming (2018). Novel isomorphism of two hexagonal non-centrosymmetric hybrid crystals of M(en)3Ag2I4 (M = transition metal Mn2+ or main-group metal Mg2+; en = ethylenediamine). CrystEngComm, 20, pp. 356-.