C132233133112121111331333133313231333133313231211113313222213311   >>    C13223313311212111133133313331323133313331323121111331322221331   <<    C132233133112121111331333133313231333133313231211113313222213313   >>      C132233133112121111331333133313231333133313231211113313222213312   >>