1. Introduction  
2. Data Analysis  
2.1. Observations and Data Reduction  
2.2. Detection of $3\sigma$ Peaks  
2.3. Physical Quantities Derived from Moment Measurements  
2.4. Velocity Coherence and Side Lobes  
2.5. Principal Component Analysis  
2.6. Final Sample Selected  
3. Cloud Properties  
3.1. Velocity Dispersion  
3.2. Mass Estimates  
4. Discussion  
4.1. CO(2-1)-to-CO(1-0) Line Ratio  
4.2. Tracing Star Formation  
4.3. Kennicutt-Schmidt Law  
5. Conclusion