C132233133112121111331333133313331333132313231332113313121333131   >>    C13223313311212111133133313331333133313231323133211331312133313   <<    C132233133112121111331333133313331333132313231332113313121333133   >>      C132233133112121111331333133313331333132313231332113313121333132   >>