C132233133112121111331333133313331323323131121133133313231333132212231121   >>    C13223313311212111133133313331333132332313112113313331323133313221223112   <<    C132233133112121111331333133313331323323131121133133313231333132212231123   >>      C132233133112121111331333133313331323323131121133133313231333132212231122   >>