C3123223313331322121111331333133313231333132212111133133323133313122321   >>    C312322331333132212111133133313331323133313221211113313332313331312232   <<    C3123223313331322121111331333133313231333132212111133133323133313122323   >>      C3123223313331322121111331333133313231333132212111133133323133313122322   >>