C3123223313331322121111331333133313231333132212111133133313132123211321   >>    C312322331333132212111133133313331323133313221211113313331313212321132   <<    C3123223313331322121111331333133313231333132212111133133313132123211323   >>      C3123223313331322121111331333133313231333132212111133133313132123211322   >>