C132233133112121111331333133313331323133313211211113313133313223321   >>    C13223313311212111133133313331333132313331321121111331313331322332   <<    C132233133112121111331333133313331323133313211211113313133313223323   >>      C132233133112121111331333133313331323133313211211113313133313223322   >>