Which one of the following compounds is consistent with the mass spectrum below? 
SDBS: National Institute of Advanced Industrial Science and Technology
Definitions:
Sagittal Suture
A fibrous joint that connects the two parietal bones of the skull along the midline, resembling a seam, contributing to the skull's rigidity and shape.
Synovial Fluid
A viscous, non-Newtonian fluid found in the cavities of synovial joints, serving to reduce friction between the articular cartilages during movement.
Range of Motion
The complete range of motion available in a joint, encompassing both flexion and extension capabilities.
Torn Ligament
A stretch or tear of a ligament, the fibrous tissue connecting bones and joints, often caused by sudden twists or excessive force.
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