C3123223313331322121111331333133313231333132323132313231313233231   >>    C312322331333132212111133133313331323133313232313231323131323323   <<    C3123223313331322121111331333133313231333132323132313231313233233   >>      C3123223313331322121111331333133313231333132323132313231313233232   >>