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Fig. 3


Observed lines of aGg-(CH2OH)2 toward the protostar NGC 1333 IRAS2A (in black). The best-fit model for aGg-(CH2OH)2 (see Table 2) is shown as red solid lines. The contributions of the CH3OCHO and CH2OHCHO lines are indicated with green and blue lines. The model including aGg-(CH2OH)2, CH2OHCHO, and CH3OCHO can be seen as red dotted lines.

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