C132233133112121111331333133313331323323131121133133313232223132321   >>    C13223313311212111133133313331333132332313112113313331323222313232   <<    C132233133112121111331333133313331323323131121133133313232223132323   >>      C132233133112121111331333133313331323323131121133133313232223132322   >>