C3123223313331322121111331333133313231333133313331333133313331333133112312211   >>    C312322331333132212111133133313331323133313331333133313331333133313311231221   <<    C3123223313331322121111331333133313231333133313331333133313331333133112312213   >>      C3123223313331322121111331333133313231333133313331333133313331333133112312212   >>