C132233133112121111331333133313331323133313233121111111113232311   >>    C13223313311212111133133313331333132313331323312111111111323231   <<    C132233133112121111331333133313331323133313233121111111113232313   >>      C132233133112121111331333133313331323133313233121111111113232312   >>