C3123223313331322121111331333133313231333132212111133132223233111211   >>    C312322331333132212111133133313331323133313221211113313222323311121   <<    C3123223313331322121111331333133313231333132212111133132223233111213   >>      C3123223313331322121111331333133313231333132212111133132223233111212   >>