C3123121111113313121111331333133313331333132322331333133313331333133312111221   >>    C312312111111331312111133133313331333133313232233133313331333133313331211122   <<    C3123121111113313121111331333133313331333132322331333133313331333133312111223   >>      C3123121111113313121111331333133313331333132322331333133313331333133312111222   >>