C3123223313331322121111331333133313231333133313331333133323131231   >>    C312322331333132212111133133313331323133313331333133313332313123   <<    C3123223313331322121111331333133313231333133313331333133323131233   >>      C3123223313331322121111331333133313231333133313331333133323131232   >>