C132233133112121111331333133313331333132313231332113313232331311   >>    C13223313311212111133133313331333133313231323133211331323233131   <<    C132233133112121111331333133313331333132313231332113313232331313   >>      C132233133112121111331333133313331333132313231332113313232331312   >>