C132233133112121111331333133313331333132322331333133313233211111323132313231   >>    C13223313311212111133133313331333133313232233133313331323321111132313231323   <<    C132233133112121111331333133313331333132322331333133313233211111323132313233   >>      C132233133112121111331333133313331333132322331333133313233211111323132313232   >>