C1111133313331323223313331333133313311232313112121111331322223331   >>    C111113331333132322331333133313331331123231311212111133132222333   <<    C1111133313331323223313331333133313311232313112121111331322223333   >>      C1111133313331323223313331333133313311232313112121111331322223332   >>