C132233133112121111331333133313331323133313331333133313231333131231121   >>    C13223313311212111133133313331333132313331333133313331323133313123112   <<    C132233133112121111331333133313331323133313331333133313231333131231123   >>      C132233133112121111331333133313331323133313331333133313231333131231122   >>