B331133131323131133132233133313231323223313233213231333131121131   >>    B33113313132313113313223313331323132322331323321323133313112113   <<    B331133131323131133132233133313231323223313233213231333131121133   >>      B331133131323131133132233133313231323223313233213231333131121132   >>